Console errors with 2.0.0.9 - Mozilla

This is a discussion on Console errors with 2.0.0.9 - Mozilla ; I keep getting error indicators with the newly updated 2.0.0.9. Every
time I load a page I get 1 or 2 errors as follows...
oState.session = { state: ((this._loadState == STATE_RUNNING) ?
STATE_RUNNIN...
It certainly didn't occur with 2.0.0.8.
What's ...